You can have a very intense relationship with fictional characters because they are in your own head.

Do you know what I think, Potter?' said Snape, very quietly. "I think that you are a liar and a cheat and that you deserve detention with me every Saturday until the end of term. What do you think, Potter?

Always the innocent are the first victims, so it has been for ages past, so it is now.

I will if you go out with me, Evans

Shh! Listen! Someone’s coming! I think — I think it might be us!

You saved Dad's life. If anyone's got the right to eavesdrop on him, it's you.

I don't feel quite normal if I haven't written for a while. I doubt I will ever again write anything as popular as the "Harry" books, but I can live with that thought quite easily. By the time I stop writing about Harry, I will have lived with him for 13 years, and I know it's going to feel like a bereavement. So I'll probably take some time off to grieve, and then on with the next book!